@keyframes a2 {
  0% {
    background-color: blue;
  }
  100% {
    background-color: red;
  }
}
.d1 {
  background-color: green;
  border: solid;
  width: 200px;
  height: 200px;
  animation-name: a2;
  animation-duration: 1s;
  animation-delay: 3s;
  animation-fill-mode: forwards;
}/*# sourceMappingURL=3.css.map */